Gregory is a city in San Patricio County, Texas, United States. The population was 1,907 at the 2010 census.
Gregory is located at 27°55′14″N 97°17′33″W (27.920604, -97.292480).
According to the United States Census Bureau, the city has a total area of 1.4 square miles (3.6 km2), all land.
As of the census of 2000, there were 2,318 people, 658 households, and 561 families residing in the city. The population density was 1,636.8 people per square mile (630.3/km2). There were 743 housing units at an average density of 524.6/sq mi (202.0/km2). The racial makeup of the city was 70.10% White, 0.60% African American, 0.65% Native American, 0.09% Asian, 0.04% Pacific Islander, 25.37% from other races, and 3.15% from two or more races. Hispanic or Latino of any race were 94.65% of the population.
There were 658 households, out of which 43.6% had children under the age of 18 living with them, 61.1% were married couples living together, 16.3% had a female householder with no husband present, and 14.6% were non-families. 13.7% of all households were made up of individuals, and 5.2% had someone living alone who was 65 years of age or older.